.wrapper-content{padding:0px;}
.ibox,.wrapper-content,.ibox-content{height:100%}
.add{
    cursor: pointer;
    display: inline-block;
    height: 100%;
    line-height: 80px;
    text-align: center;
    width: 100%;
}
.addDiv{
    background-color: #fff;
    border: 1px solid #ddd;
    display: block;
    float: left;
    margin: 0 10px 10px 0;
    position: relative;
}
.addDiv img{
    width: 100%;
    height:100%;
}
.close-modal {
    background: rgba(153, 153, 153, 0.6) none repeat scroll 0 0;
    border-radius: 10px;
    color: #fff;
    cursor: pointer;
    font-size: 16px;
    height: 20px;
    line-height: 18px;
    position: absolute;
    right: -9px;
    text-align: center;
    top: -9px;
    width: 20px;
    z-index: 2;
    display: none;
}
.close-modal.small {
    border-radius: 9px;
    font-size: 14px;
    height: 18px;
    line-height: 16px;
    right: -8px;
    top: -8px;
    width: 18px;
}
.close-modal:hover{
    background: rgba(0, 0, 0, 1) none repeat scroll 0 0;
    color: #fff;
}
.addDiv:hover .close-modal{
    display: block;
}